Triple
T8543028
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | EPA Tier 4 |
E202242
|
entity |
| Predicate | follows |
P134
|
FINISHED |
| Object | EPA Tier 3 |
E202242
|
NE FINISHED |
How this triple was built (2 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: EPA Tier 3 | Statement: [EPA Tier 4, follows, EPA Tier 3]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: EPA Tier 3 Context triple: [EPA Tier 4, follows, EPA Tier 3]
-
A.
EPA Tier 4
chosen
EPA Tier 4 is a stringent U.S. Environmental Protection Agency emissions standard for non-road and locomotive diesel engines that sharply limits pollutants such as nitrogen oxides and particulate matter.
-
B.
Euro 6
Euro 6 is a stringent European Union vehicle emissions standard that limits pollutants such as nitrogen oxides and particulate matter from cars and light commercial vehicles.
-
C.
EcoTec3 V8
EcoTec3 V8 is a family of General Motors small-block V8 gasoline engines known for combining direct injection, variable valve timing, and cylinder deactivation to improve power and fuel efficiency in trucks and SUVs.
-
D.
Clean Trucks Program
The Clean Trucks Program is an environmental initiative at the Port of Long Beach that aims to reduce air pollution and greenhouse gas emissions by requiring cleaner, lower-emission trucks for port operations.
-
E.
Advanced Clean Trucks regulation
The Advanced Clean Trucks regulation is a California policy that requires truck manufacturers to sell increasing percentages of zero-emission medium- and heavy-duty vehicles to accelerate the transition to cleaner freight and delivery fleets.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69ca832461e88190a654c5e44e233aa8 |
completed | March 30, 2026, 2:05 p.m. |
| NER | Named-entity recognition | batch_69cbe6e381d4819084e230389a3ecb77 |
completed | March 31, 2026, 3:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ce6dabf9908190bb61ad4ddb953902 |
completed | April 2, 2026, 1:22 p.m. |
Created at: March 30, 2026, 6:18 p.m.